Biometric finger scanner



FIG. 1 is a top front perspective view of a biometric finger scanner;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a right elevation view thereof;

FIG. 5 is a left elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The long-short broken lines in FIG. 7 represent the bounds of the claim, and all other broken lines represent environmental subject matters and are for illustrative purposes only. The broken lines form no part of the claimed design. 

CLAIM The ornamental design for a biometric finger scanner, as shown and described. 